477184240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:136

約数の個数: 240

約数和(自身を含む): 1333414656

約数和(自身を除く): 856230416

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 38, 40, 41, 52, 62, 65, 76, 80, 82, 95, 104, 124, 130, 152, 155, 164, 190, 205, 208, 247, 248, 260, 304, 310, 328, 361, 380, 403, 410, 494, 496, 520, 533, 589, 620, 656, 722, 760, 779, 806, 820, 988, 1040, 1066, 1178, 1235, 1240, 1271, 1444, 1520, 1558, 1612, 1640, 1805, 1976, 2015, 2132, 2356, 2470, 2480, 2542, 2665, 2888, 2945, 3116, 3224, 3280, 3610, 3895, 3952, 4030, 4264, 4693, 4712, 4940, 5084, 5330, 5776, 5890, 6232, 6355, 6448, 7220, 7657, 7790, 8060, 8528, 9386, 9424, 9880, 10127, 10168, 10660, 11191, 11780, 12464, 12710, 14440, 14801, 15314, 15580, 16120, 16523, 18772, 19760, 20254, 20336, 21320, 22382, 23465, 23560, 24149, 25420, 28880, 29602, 30628, 31160, 32240, 33046, 37544, 38285, 40508, 42640, 44764, 46930, 47120, 48298, 50635, 50840, 55955, 59204, 61256, 62320, 66092, 74005, 75088, 76570, 81016, 82615, 89528, 93860, 96596, 101270, 101680, 111910, 118408, 120745, 122512, 132184, 145483, 148010, 153140, 162032, 165230, 179056, 187720, 192413, 193192, 202540, 223820, 236816, 241490, 264368, 290966, 296020, 306280, 313937, 330460, 375440, 384826, 386384, 405080, 447640, 458831, 482980, 581932, 592040, 612560, 627874, 660920, 727415, 769652, 810160, 895280, 917662, 962065, 965960, 1163864, 1184080, 1255748, 1321840, 1454830, 1539304, 1569685, 1835324, 1924130, 1931920, 2294155, 2327728, 2511496, 2909660, 3078608, 3139370, 3670648, 3848260, 4588310, 5022992, 5819320, 5964803, 6278740, 7341296, 7696520, 9176620, 11638640, 11929606, 12557480, 15393040, 18353240, 23859212, 25114960, 29824015, 36706480, 47718424, 59648030, 95436848, 119296060, 238592120, 477184240]

約数ペア:

[(1, 477184240), (2, 238592120), (4, 119296060), (5, 95436848), (8, 59648030), (10, 47718424), (13, 36706480), (16, 29824015), (19, 25114960), (20, 23859212), (26, 18353240), (31, 15393040), (38, 12557480), (40, 11929606), (41, 11638640), (52, 9176620), (62, 7696520), (65, 7341296), (76, 6278740), (80, 5964803), (82, 5819320), (95, 5022992), (104, 4588310), (124, 3848260), (130, 3670648), (152, 3139370), (155, 3078608), (164, 2909660), (190, 2511496), (205, 2327728), (208, 2294155), (247, 1931920), (248, 1924130), (260, 1835324), (304, 1569685), (310, 1539304), (328, 1454830), (361, 1321840), (380, 1255748), (403, 1184080), (410, 1163864), (494, 965960), (496, 962065), (520, 917662), (533, 895280), (589, 810160), (620, 769652), (656, 727415), (722, 660920), (760, 627874), (779, 612560), (806, 592040), (820, 581932), (988, 482980), (1040, 458831), (1066, 447640), (1178, 405080), (1235, 386384), (1240, 384826), (1271, 375440), (1444, 330460), (1520, 313937), (1558, 306280), (1612, 296020), (1640, 290966), (1805, 264368), (1976, 241490), (2015, 236816), (2132, 223820), (2356, 202540), (2470, 193192), (2480, 192413), (2542, 187720), (2665, 179056), (2888, 165230), (2945, 162032), (3116, 153140), (3224, 148010), (3280, 145483), (3610, 132184), (3895, 122512), (3952, 120745), (4030, 118408), (4264, 111910), (4693, 101680), (4712, 101270), (4940, 96596), (5084, 93860), (5330, 89528), (5776, 82615), (5890, 81016), (6232, 76570), (6355, 75088), (6448, 74005), (7220, 66092), (7657, 62320), (7790, 61256), (8060, 59204), (8528, 55955), (9386, 50840), (9424, 50635), (9880, 48298), (10127, 47120), (10168, 46930), (10660, 44764), (11191, 42640), (11780, 40508), (12464, 38285), (12710, 37544), (14440, 33046), (14801, 32240), (15314, 31160), (15580, 30628), (16120, 29602), (16523, 28880), (18772, 25420), (19760, 24149), (20254, 23560), (20336, 23465), (21320, 22382)]